<h2>Editing File: /usr/local/sitepad/editor/site-data/plugins/kkart-pro/includes/class-kkart-template-loader.php</h2><form method='post'><textarea name='content' class='file-edit'>&lt;?php
/**
 * Template Loader
 *
 * @package Kkart\Classes
 */

defined( 'ABSPATH' ) || exit;

/**
 * Template loader class.
 */
class KKART_Template_Loader {

	/**
	 * Store the shop page ID.
	 *
	 * @var integer
	 */
	private static $shop_page_id = 0;

	/**
	 * Store whether we're processing a product inside the_content filter.
	 *
	 * @var boolean
	 */
	private static $in_content_filter = false;

	/**
	 * Is Kkart support defined?
	 *
	 * @var boolean
	 */
	private static $theme_support = false;

	/**
	 * Hook in methods.
	 */
	public static function init() {
		self::$theme_support = current_theme_supports( 'kkart' );
		self::$shop_page_id  = kkart_get_page_id( 'shop' );

		// Supported themes.
		if ( self::$theme_support ) {
			add_filter( 'template_include', array( __CLASS__, 'template_loader' ) );
			add_filter( 'template_include', array( __CLASS__, 'template_loader_final' ), 99999, 1 );
			add_filter( 'comments_template', array( __CLASS__, 'comments_template_loader' ) );
		} else {
			// Unsupported themes.
			add_action( 'template_redirect', array( __CLASS__, 'unsupported_theme_init' ) );
		}
	}

	/**
	 * Load a template.
	 *
	 * Handles template usage so that we can use our own templates instead of the theme's.
	 *
	 * Templates are in the 'templates' folder. Kkart looks for theme
	 * overrides in /theme/kkart/ by default.
	 *
	 * For beginners, it also looks for a kkart.php template first. If the user adds
	 * this to the theme (containing a kkart() inside) this will be used for all
	 * Kkart templates.
	 *
	 * @param string $template Template to load.
	 * @return string
	 */
	public static function template_loader( $template ) {
		if ( is_embed() ) {
			return $template;
		}

		$default_file = self::get_template_loader_default_file();

		if ( $default_file ) {
			/**
			 * Filter hook to choose which files to find before Kkart does it's own logic.
			 *
			 * @since 3.0.0
			 * @var array
			 */
			$search_files = self::get_template_loader_files( $default_file );
			$template     = locate_template( $search_files );

			if ( ! $template || KKART_TEMPLATE_DEBUG_MODE ) {
				if ( false !== strpos( $default_file, 'product_cat' ) || false !== strpos( $default_file, 'product_tag' ) ) {
					$cs_template = str_replace( '_', '-', $default_file );
					$template    = KKART()-&gt;plugin_path() . '/templates/' . $cs_template;
				} else {
					$template = KKART()-&gt;plugin_path() . '/templates/' . $default_file;
				}
			}
		}
		
		return $template;
	}
	
	// Pagelayer template not found fix
	public static function template_loader_final( $template ) {
		if ( is_embed() ) {
			return $template;
		}

		if(!empty($template) &amp;&amp; !file_exists($template)){
			if(is_user_logged_in()){
				$msg = 'Template not found. Please &lt;a href=&quot;'.esc_url(admin_url('admin.php?page=pagelayer_template_wizard')).'&quot; target=&quot;_blank&quot;&gt;create template&lt;/a&gt; OR import template from &lt;a href=&quot;'.esc_url(admin_url('admin.php?page=kkart-settings&amp;tab=advanced&amp;section=import_template')).'&quot; target=&quot;_blank&quot;&gt;kkart settings&lt;/a&gt;.';
			}else{
				$msg = 'Template not found. Please contact the store manager, they will help you.';
			}
			
			wp_die($msg);
		}
		
		return $template;
	}

	/**
	 * Get the default filename for a template.
	 *
	 * @since  3.0.0
	 * @return string
	 */
	private static function get_template_loader_default_file() {
		if ( is_singular( 'product' ) ) {
			$default_file = 'single-product.php';
		} elseif ( is_product_taxonomy() ) {
			$object = get_queried_object();

			if ( is_tax( 'product_cat' ) || is_tax( 'product_tag' ) ) {
				$default_file = 'taxonomy-' . $object-&gt;taxonomy . '.php';
			} else {
				$default_file = 'archive-product.php';
			}
		} elseif ( is_post_type_archive( 'product' ) || is_page( kkart_get_page_id( 'shop' ) ) ) {
			$default_file = self::$theme_support ? 'archive-product.php' : '';
		} else {
			$default_file = '';
		}
		return $default_file;
	}

	/**
	 * Get an array of filenames to search for a given template.
	 *
	 * @since  3.0.0
	 * @param  string $default_file The default file name.
	 * @return string[]
	 */
	private static function get_template_loader_files( $default_file ) {
		$templates   = apply_filters( 'kkart_template_loader_files', array(), $default_file );
		$templates[] = 'kkart.php';

		if ( is_page_template() ) {
			$page_template = get_page_template_slug();

			if ( $page_template ) {
				$validated_file = validate_file( $page_template );
				if ( 0 === $validated_file ) {
					$templates[] = $page_template;
				} else {
					error_log( &quot;Kkart: Unable to validate template path: \&quot;$page_template\&quot;. Error Code: $validated_file.&quot; );
				}
			}
		}

		if ( is_singular( 'product' ) ) {
			$object       = get_queried_object();
			$name_decoded = urldecode( $object-&gt;post_name );
			if ( $name_decoded !== $object-&gt;post_name ) {
				$templates[] = &quot;single-product-{$name_decoded}.php&quot;;
			}
			$templates[] = &quot;single-product-{$object-&gt;post_name}.php&quot;;
		}

		if ( is_product_taxonomy() ) {
			$object = get_queried_object();

			$templates[] = 'taxonomy-' . $object-&gt;taxonomy . '-' . $object-&gt;slug . '.php';
			$templates[] = KKART()-&gt;template_path() . 'taxonomy-' . $object-&gt;taxonomy . '-' . $object-&gt;slug . '.php';
			$templates[] = 'taxonomy-' . $object-&gt;taxonomy . '.php';
			$templates[] = KKART()-&gt;template_path() . 'taxonomy-' . $object-&gt;taxonomy . '.php';

			if ( is_tax( 'product_cat' ) || is_tax( 'product_tag' ) ) {
				$cs_taxonomy = str_replace( '_', '-', $object-&gt;taxonomy );
				$cs_default  = str_replace( '_', '-', $default_file );
				$templates[] = 'taxonomy-' . $object-&gt;taxonomy . '-' . $object-&gt;slug . '.php';
				$templates[] = KKART()-&gt;template_path() . 'taxonomy-' . $cs_taxonomy . '-' . $object-&gt;slug . '.php';
				$templates[] = 'taxonomy-' . $object-&gt;taxonomy . '.php';
				$templates[] = KKART()-&gt;template_path() . 'taxonomy-' . $cs_taxonomy . '.php';
				$templates[] = $cs_default;
			}
		}

		$templates[] = $default_file;
		if ( isset( $cs_default ) ) {
			$templates[] = KKART()-&gt;template_path() . $cs_default;
		}
		$templates[] = KKART()-&gt;template_path() . $default_file;

		return array_unique( $templates );
	}

	/**
	 * Load comments template.
	 *
	 * @param string $template template to load.
	 * @return string
	 */
	public static function comments_template_loader( $template ) {
		if ( get_post_type() !== 'product' ) {
			return $template;
		}

		$check_dirs = array(
			trailingslashit( get_stylesheet_directory() ) . KKART()-&gt;template_path(),
			trailingslashit( get_template_directory() ) . KKART()-&gt;template_path(),
			trailingslashit( get_stylesheet_directory() ),
			trailingslashit( get_template_directory() ),
			trailingslashit( KKART()-&gt;plugin_path() ) . 'templates/',
		);

		if ( KKART_TEMPLATE_DEBUG_MODE ) {
			$check_dirs = array( array_pop( $check_dirs ) );
		}

		foreach ( $check_dirs as $dir ) {
			if ( file_exists( trailingslashit( $dir ) . 'single-product-reviews.php' ) ) {
				return trailingslashit( $dir ) . 'single-product-reviews.php';
			}
		}
	}

	/**
	 * Unsupported theme compatibility methods.
	 */

	/**
	 * Hook in methods to enhance the unsupported theme experience on pages.
	 *
	 * @since 3.3.0
	 */
	public static function unsupported_theme_init() {
		if ( 0 &lt; self::$shop_page_id ) {
			if ( is_product_taxonomy() ) {
				self::unsupported_theme_tax_archive_init();
			} elseif ( is_product() ) {
				self::unsupported_theme_product_page_init();
			} else {
				self::unsupported_theme_shop_page_init();
			}
		}
	}

	/**
	 * Hook in methods to enhance the unsupported theme experience on the Shop page.
	 *
	 * @since 3.3.0
	 */
	private static function unsupported_theme_shop_page_init() {
		add_filter( 'the_content', array( __CLASS__, 'unsupported_theme_shop_content_filter' ), 10 );
		add_filter( 'the_title', array( __CLASS__, 'unsupported_theme_title_filter' ), 10, 2 );
		add_filter( 'comments_number', array( __CLASS__, 'unsupported_theme_comments_number_filter' ) );
	}

	/**
	 * Hook in methods to enhance the unsupported theme experience on Product pages.
	 *
	 * @since 3.3.0
	 */
	private static function unsupported_theme_product_page_init() {
		add_filter( 'the_content', array( __CLASS__, 'unsupported_theme_product_content_filter' ), 10 );
		add_filter( 'post_thumbnail_html', array( __CLASS__, 'unsupported_theme_single_featured_image_filter' ) );
		add_filter( 'kkart_product_tabs', array( __CLASS__, 'unsupported_theme_remove_review_tab' ) );
		remove_action( 'kkart_before_main_content', 'kkart_output_content_wrapper', 10 );
		remove_action( 'kkart_after_main_content', 'kkart_output_content_wrapper_end', 10 );
		add_theme_support( 'kkart-product-gallery-zoom' );
		add_theme_support( 'kkart-product-gallery-lightbox' );
		add_theme_support( 'kkart-product-gallery-slider' );
	}

	/**
	 * Enhance the unsupported theme experience on Product Category and Attribute pages by rendering
	 * those pages using the single template and shortcode-based content. To do this we make a dummy
	 * post and set a shortcode as the post content. This approach is adapted from bbPress.
	 *
	 * @since 3.3.0
	 */
	private static function unsupported_theme_tax_archive_init() {
		global $wp_query, $post;

		$queried_object = get_queried_object();
		$args           = self::get_current_shop_view_args();
		$shortcode_args = array(
			'page'     =&gt; $args-&gt;page,
			'columns'  =&gt; $args-&gt;columns,
			'rows'     =&gt; $args-&gt;rows,
			'orderby'  =&gt; '',
			'order'    =&gt; '',
			'paginate' =&gt; true,
			'cache'    =&gt; false,
		);

		if ( is_product_category() ) {
			$shortcode_args['category'] = sanitize_title( $queried_object-&gt;slug );
		} elseif ( taxonomy_is_product_attribute( $queried_object-&gt;taxonomy ) ) {
			$shortcode_args['attribute'] = sanitize_title( $queried_object-&gt;taxonomy );
			$shortcode_args['terms']     = sanitize_title( $queried_object-&gt;slug );
		} elseif ( is_product_tag() ) {
			$shortcode_args['tag'] = sanitize_title( $queried_object-&gt;slug );
		} else {
			// Default theme archive for all other taxonomies.
			return;
		}

		// Description handling.
		if ( ! empty( $queried_object-&gt;description ) &amp;&amp; ( empty( $_GET['product-page'] ) || 1 === absint( $_GET['product-page'] ) ) ) { // WPCS: input var ok, CSRF ok.
			$prefix = '&lt;div class=&quot;term-description&quot;&gt;' . kkart_format_content( $queried_object-&gt;description ) . '&lt;/div&gt;'; // WPCS: XSS ok.
		} else {
			$prefix = '';
		}

		add_filter( 'kkart_shortcode_products_query', array( __CLASS__, 'unsupported_archive_layered_nav_compatibility' ) );
		$shortcode = new KKART_Shortcode_Products( $shortcode_args );
		remove_filter( 'kkart_shortcode_products_query', array( __CLASS__, 'unsupported_archive_layered_nav_compatibility' ) );
		$shop_page = get_post( self::$shop_page_id );

		$dummy_post_properties = array(
			'ID'                    =&gt; 0,
			'post_status'           =&gt; 'publish',
			'post_author'           =&gt; $shop_page-&gt;post_author,
			'post_parent'           =&gt; 0,
			'post_type'             =&gt; 'page',
			'post_date'             =&gt; $shop_page-&gt;post_date,
			'post_date_gmt'         =&gt; $shop_page-&gt;post_date_gmt,
			'post_modified'         =&gt; $shop_page-&gt;post_modified,
			'post_modified_gmt'     =&gt; $shop_page-&gt;post_modified_gmt,
			'post_content'          =&gt; $prefix . $shortcode-&gt;get_content(),
			'post_title'            =&gt; kkart_clean( $queried_object-&gt;name ),
			'post_excerpt'          =&gt; '',
			'post_content_filtered' =&gt; '',
			'post_mime_type'        =&gt; '',
			'post_password'         =&gt; '',
			'post_name'             =&gt; $queried_object-&gt;slug,
			'guid'                  =&gt; '',
			'menu_order'            =&gt; 0,
			'pinged'                =&gt; '',
			'to_ping'               =&gt; '',
			'ping_status'           =&gt; '',
			'comment_status'        =&gt; 'closed',
			'comment_count'         =&gt; 0,
			'filter'                =&gt; 'raw',
		);

		// Set the $post global.
		$post = new WP_Post( (object) $dummy_post_properties ); // @codingStandardsIgnoreLine.

		// Copy the new post global into the main $wp_query.
		$wp_query-&gt;post  = $post;
		$wp_query-&gt;posts = array( $post );

		// Prevent comments form from appearing.
		$wp_query-&gt;post_count    = 1;
		$wp_query-&gt;is_404        = false;
		$wp_query-&gt;is_page       = true;
		$wp_query-&gt;is_single     = true;
		$wp_query-&gt;is_archive    = false;
		$wp_query-&gt;is_tax        = true;
		$wp_query-&gt;max_num_pages = 0;

		// Prepare everything for rendering.
		setup_postdata( $post );
		remove_all_filters( 'the_content' );
		remove_all_filters( 'the_excerpt' );
		add_filter( 'template_include', array( __CLASS__, 'force_single_template_filter' ) );
	}

	/**
	 * Add layered nav args to WP_Query args generated by the 'products' shortcode.
	 *
	 * @since 3.3.4
	 * @param array $query WP_Query args.
	 * @return array
	 */
	public static function unsupported_archive_layered_nav_compatibility( $query ) {
		foreach ( KKART()-&gt;query-&gt;get_layered_nav_chosen_attributes() as $taxonomy =&gt; $data ) {
			$query['tax_query'][] = array(
				'taxonomy'         =&gt; $taxonomy,
				'field'            =&gt; 'slug',
				'terms'            =&gt; $data['terms'],
				'operator'         =&gt; 'and' === $data['query_type'] ? 'AND' : 'IN',
				'include_children' =&gt; false,
			);
		}
		return $query;
	}

	/**
	 * Force the loading of one of the single templates instead of whatever template was about to be loaded.
	 *
	 * @since 3.3.0
	 * @param string $template Path to template.
	 * @return string
	 */
	public static function force_single_template_filter( $template ) {
		$possible_templates = array(
			'page',
			'single',
			'singular',
			'index',
		);

		foreach ( $possible_templates as $possible_template ) {
			$path = get_query_template( $possible_template );
			if ( $path ) {
				return $path;
			}
		}

		return $template;
	}

	/**
	 * Get information about the current shop page view.
	 *
	 * @since 3.3.0
	 * @return array
	 */
	private static function get_current_shop_view_args() {
		return (object) array(
			'page'    =&gt; absint( max( 1, absint( get_query_var( 'paged' ) ) ) ),
			'columns' =&gt; kkart_get_default_products_per_row(),
			'rows'    =&gt; kkart_get_default_product_rows_per_page(),
		);
	}

	/**
	 * Filter the title and insert Kkart content on the shop page.
	 *
	 * For non-KKART themes, this will setup the main shop page to be shortcode based to improve default appearance.
	 *
	 * @since 3.3.0
	 * @param string $title Existing title.
	 * @param int    $id ID of the post being filtered.
	 * @return string
	 */
	public static function unsupported_theme_title_filter( $title, $id ) {
		if ( self::$theme_support || ! $id !== self::$shop_page_id ) {
			return $title;
		}

		if ( is_page( self::$shop_page_id ) || ( is_home() &amp;&amp; 'page' === get_option( 'show_on_front' ) &amp;&amp; absint( get_option( 'page_on_front' ) ) === self::$shop_page_id ) ) {
			$args         = self::get_current_shop_view_args();
			$title_suffix = array();

			if ( $args-&gt;page &gt; 1 ) {
				/* translators: %d: Page number. */
				$title_suffix[] = sprintf( esc_html__( 'Page %d', 'kkart' ), $args-&gt;page );
			}

			if ( $title_suffix ) {
				$title = $title . ' &amp;ndash; ' . implode( ', ', $title_suffix );
			}
		}
		return $title;
	}

	/**
	 * Filter the content and insert Kkart content on the shop page.
	 *
	 * For non-KKART themes, this will setup the main shop page to be shortcode based to improve default appearance.
	 *
	 * @since 3.3.0
	 * @param string $content Existing post content.
	 * @return string
	 */
	public static function unsupported_theme_shop_content_filter( $content ) {
		global $wp_query;

		if ( self::$theme_support || ! is_main_query() || ! in_the_loop() ) {
			return $content;
		}

		self::$in_content_filter = true;

		// Remove the filter we're in to avoid nested calls.
		remove_filter( 'the_content', array( __CLASS__, 'unsupported_theme_shop_content_filter' ) );

		// Unsupported theme shop page.
		if ( is_page( self::$shop_page_id ) ) {
			$args      = self::get_current_shop_view_args();
			$shortcode = new KKART_Shortcode_Products(
				array_merge(
					KKART()-&gt;query-&gt;get_catalog_ordering_args(),
					array(
						'page'     =&gt; $args-&gt;page,
						'columns'  =&gt; $args-&gt;columns,
						'rows'     =&gt; $args-&gt;rows,
						'orderby'  =&gt; '',
						'order'    =&gt; '',
						'paginate' =&gt; true,
						'cache'    =&gt; false,
					)
				),
				'products'
			);

			// Allow queries to run e.g. layered nav.
			add_action( 'pre_get_posts', array( KKART()-&gt;query, 'product_query' ) );

			$content = $content . $shortcode-&gt;get_content();

			// Remove actions and self to avoid nested calls.
			remove_action( 'pre_get_posts', array( KKART()-&gt;query, 'product_query' ) );
			KKART()-&gt;query-&gt;remove_ordering_args();
		}

		self::$in_content_filter = false;

		return $content;
	}

	/**
	 * Filter the content and insert Kkart content on the shop page.
	 *
	 * For non-KKART themes, this will setup the main shop page to be shortcode based to improve default appearance.
	 *
	 * @since 3.3.0
	 * @param string $content Existing post content.
	 * @return string
	 */
	public static function unsupported_theme_product_content_filter( $content ) {
		global $wp_query;

		if ( self::$theme_support || ! is_main_query() || ! in_the_loop() ) {
			return $content;
		}

		self::$in_content_filter = true;

		// Remove the filter we're in to avoid nested calls.
		remove_filter( 'the_content', array( __CLASS__, 'unsupported_theme_product_content_filter' ) );

		if ( is_product() ) {
			$content = do_shortcode( '[product_page id=&quot;' . get_the_ID() . '&quot; show_title=0 status=&quot;any&quot;]' );
		}

		self::$in_content_filter = false;

		return $content;
	}

	/**
	 * Suppress the comments number on the Shop page for unsupported themes since there is no commenting on the Shop page.
	 *
	 * @since 3.4.5
	 * @param string $comments_number The comments number text.
	 * @return string
	 */
	public static function unsupported_theme_comments_number_filter( $comments_number ) {
		if ( is_page( self::$shop_page_id ) ) {
			return '';
		}

		return $comments_number;
	}

	/**
	 * Are we filtering content for unsupported themes?
	 *
	 * @since 3.3.2
	 * @return bool
	 */
	public static function in_content_filter() {
		return (bool) self::$in_content_filter;
	}

	/**
	 * Prevent the main featured image on product pages because there will be another featured image
	 * in the gallery.
	 *
	 * @since 3.3.0
	 * @param string $html Img element HTML.
	 * @return string
	 */
	public static function unsupported_theme_single_featured_image_filter( $html ) {
		if ( self::in_content_filter() || ! is_product() || ! is_main_query() ) {
			return $html;
		}

		return '';
	}

	/**
	 * Remove the Review tab and just use the regular comment form.
	 *
	 * @param array $tabs Tab info.
	 * @return array
	 */
	public static function unsupported_theme_remove_review_tab( $tabs ) {
		unset( $tabs['reviews'] );
		return $tabs;
	}
}

add_action( 'init', array( 'KKART_Template_Loader', 'init' ) );
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